# SDR UPS801931

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 2, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N851UP
- Make and model: Doug DC-8-73F
- Registry model: [Doug DC-8-73F](https://openairdocs.org/model/douglas-dc-8-73f) (OpenAirDocs)
- Aircraft serial: 46051
- System (JASC): [5712 · Wing, Rib/Bulkhead](https://openairdocs.org/jasc/5712)
- Part: Le Ribs
- Part number: 5770123
- Condition: Cracked
- Location: Lt Wing
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS801931

## Discrepancy

WHILE IN 'C' CHECK, MAINTENANCE REPORTED LEFT WING LEADING EDGE NR 11, NR 12, NR 13, NR 16, NR 17 RIBS CRACKED ON UPPER SIDE COUNTING OUTBOARD OF NR 1 PYLON.  INSTALLED REPAIR IAW MM 57-00-00, FIG. 801.

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